[INFO] fetching crate gate 0.6.3...
[INFO] documenting gate-0.6.3 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate gate 0.6.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gate 0.6.3 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gate 0.6.3
[INFO] finished tweaking crates.io crate gate 0.6.3
[INFO] tweaked toml for crates.io crate gate 0.6.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 605037d34c3cba8a8f50d7ccc55a7d536fead7256c8df8cf5025a59d3c0f60ee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "605037d34c3cba8a8f50d7ccc55a7d536fead7256c8df8cf5025a59d3c0f60ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "605037d34c3cba8a8f50d7ccc55a7d536fead7256c8df8cf5025a59d3c0f60ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "605037d34c3cba8a8f50d7ccc55a7d536fead7256c8df8cf5025a59d3c0f60ee", kill_on_drop: false }`
[INFO] [stdout] 605037d34c3cba8a8f50d7ccc55a7d536fead7256c8df8cf5025a59d3c0f60ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 596db7238c23fb5e87d346e1f0be97a555e52342be35ddad7ae4a89ab9e40748
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "596db7238c23fb5e87d346e1f0be97a555e52342be35ddad7ae4a89ab9e40748", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2-sys v0.27.3
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]     Checking sdl2 v0.29.1
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]  Documenting gate v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.23s
[INFO] running `Command { std: "docker" "inspect" "596db7238c23fb5e87d346e1f0be97a555e52342be35ddad7ae4a89ab9e40748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596db7238c23fb5e87d346e1f0be97a555e52342be35ddad7ae4a89ab9e40748", kill_on_drop: false }`
[INFO] [stdout] 596db7238c23fb5e87d346e1f0be97a555e52342be35ddad7ae4a89ab9e40748